Surge module



FIG. 1 is a top view of a surge module showing of my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a right side elevation view thereof, the left side being a mirror image;

FIG. 4 is a bottom view thereof; and,

FIG. 5 is a rear view thereof. 

The ornamental design for a surge module, as shown and described. 